GRAYLINE CLINICAL DRUG TRIALS
NPI 1508073883
Psychologist in Wichita Falls, TX

Active since May 17, 2007CLIA 45D0993256 · Waiver
3300 SEYMOUR HWY, WICHITA FALLS, TX 76309(940) 322-1131(940) 322-4953 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Grayline Clinical Drug Trials NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GRAYLINE CLINICAL DRUG TRIALS (NPI 1508073883) is a healthcare organization registered as a psychologist in Wichita Falls, Texas and active in the NPI registry since May 2007. The organization holds a CLIA Waiver certificate valid through November 7, 2027 and lists Jack R Tomlinson, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1508073883
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameGRAYLINE CLINICAL DRUG TRIALS
Location Address3300 SEYMOUR HWYWichita Falls, TX 76309-1608
Mailing Address3300 Seymour HwyWichita Falls, TX 76309-1608 · (940) 322-1131 · Fax (940) 322-4953
Fax(940) 322-4953
Organization SubpartNo
Authorized OfficialJack R TomlinsonMedical Director · (940) 322-1131
Enumeration DateMay 17, 2007
Last NPPES UpdateAugust 22, 2020
NPI 1508073883 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in TX · C6537
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
3300 SEYMOUR HWY, Wichita Falls, TX 76309

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D0993256

Grayline Clinical Drug Trials · Wichita Falls, TX
Active · expires Nov 7, 2027
CLIA Number45D0993256
Laboratory TypeClinical Research
Certificate Effective DateNovember 8, 2025
Certificate Expiration DateNovember 7, 2027
Laboratory DirectorBenny L. Barnhart
Laboratory Phone(940) 322-1131
Laboratory LocationGrayline Clinical Drug Trials3300 Seymour Hwy, Wichita Falls, TX 76309
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Community/Behavioral Health
3300 SEYMOUR HWY
WICHITA FALLS, TX 76309
Family Medicine
3300 SEYMOUR HWY
WICHITA FALLS, TX 76309

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Grayline Clinical Drug Trials's NPI number?

The NPI number for Grayline Clinical Drug Trials is 1508073883. It was assigned to this organization in the NPPES registry on May 17, 2007.

Where is Grayline Clinical Drug Trials located?

Grayline Clinical Drug Trials is located at 3300 Seymour Hwy, Wichita Falls, TX 76309. The listed phone number is (940) 322-1131.

What is Grayline Clinical Drug Trials's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Does Grayline Clinical Drug Trials hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D0993256) is associated with this NPI, valid through November 7, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Grayline Clinical Drug Trials was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.